.loading {
	width: 80px;
	height: 20px;
}

.loading span {
	display: inline-block;
	width: 4px;
	height: 100%;
	border-radius: 4px;
	background: lightgreen;
	-webkit-animation: loade 1s ease infinite;
	animation: loade 1s ease infinite;
}

@-webkit-keyframes loade {
	0%,
	100% {
		height: 20px;
		background: lightgreen;
	}
	50% {
		height: 40px;
		margin: -15px 0;
		background: lightblue;
	}
}

